/*
 * Copyright (c) 2004-2022, University of Oslo
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * Neither the name of the HISP project nor the names of its contributors may
 * be used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package org.hisp.dhis.webapi.controller.dataentry;

import static org.hisp.dhis.security.Authorities.F_MINMAX_DATAELEMENT_ADD;

import lombok.RequiredArgsConstructor;
import org.hisp.dhis.category.CategoryOptionCombo;
import org.hisp.dhis.common.DhisApiVersion;
import org.hisp.dhis.common.OpenApi;
import org.hisp.dhis.dataelement.DataElement;
import org.hisp.dhis.datavalue.DataValue;
import org.hisp.dhis.minmax.MinMaxDataElement;
import org.hisp.dhis.minmax.MinMaxDataElementService;
import org.hisp.dhis.organisationunit.OrganisationUnit;
import org.hisp.dhis.security.RequiresAuthority;
import org.hisp.dhis.webapi.controller.datavalue.DataValidator;
import org.hisp.dhis.webapi.mvc.annotation.ApiVersion;
import org.hisp.dhis.webapi.webdomain.datavalue.MinMaxValueDto;
import org.hisp.dhis.webapi.webdomain.datavalue.MinMaxValueQueryParams;
import org.springframework.http.HttpStatus;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseStatus;
import org.springframework.web.bind.annotation.RestController;

/**
 * @author Lars Helge Overland
 */
@OpenApi.Document(domain = DataValue.class)
@RestController
@RequiredArgsConstructor
@RequestMapping("/api/dataEntry")
@ApiVersion({DhisApiVersion.DEFAULT, DhisApiVersion.ALL})
public class MinMaxValueController {
  private final MinMaxDataElementService minMaxValueService;

  private final DataValidator dataValidator;

  @RequiresAuthority(anyOf = F_MINMAX_DATAELEMENT_ADD)
  @PostMapping("/minMaxValues")
  @ResponseStatus(value = HttpStatus.OK)
  public void saveOrUpdateMinMaxValue(@RequestBody MinMaxValueDto valueDto) {
    saveOrUpdateMinMaxDataElement(valueDto);
  }

  @RequiresAuthority(anyOf = F_MINMAX_DATAELEMENT_ADD)
  @DeleteMapping("/minMaxValues")
  @ResponseStatus(value = HttpStatus.NO_CONTENT)
  public void removeMinMaxValue(MinMaxValueQueryParams params) {
    removeMinMaxDataElement(params);
  }

  /**
   * Saves or updates a {@link MinMaxDataElement}.
   *
   * @param dto the {@link MinMaxValueDto}.
   */
  private void saveOrUpdateMinMaxDataElement(MinMaxValueDto dto) {
    DataElement de = dataValidator.getAndValidateDataElement(dto.getDataElement());
    OrganisationUnit ou = dataValidator.getAndValidateOrganisationUnit(dto.getOrgUnit());
    CategoryOptionCombo coc =
        dataValidator.getAndValidateCategoryOptionCombo(dto.getCategoryOptionCombo());
    dataValidator.validateMinMaxValues(dto.getMinValue(), dto.getMaxValue());
    MinMaxDataElement value = minMaxValueService.getMinMaxDataElement(ou, de, coc);

    if (value != null) {
      value.setMin(dto.getMinValue());
      value.setMax(dto.getMaxValue());
      value.setGenerated(false);

      minMaxValueService.updateMinMaxDataElement(value);
    } else {
      value = new MinMaxDataElement(de, ou, coc, dto.getMinValue(), dto.getMaxValue());

      minMaxValueService.addMinMaxDataElement(value);
    }
  }

  /**
   * Removes a {@link MinMaxDataElement}.
   *
   * @param params the {@link MinMaxValueQueryParams}.
   */
  private void removeMinMaxDataElement(MinMaxValueQueryParams params) {
    DataElement de = dataValidator.getAndValidateDataElement(params.getDe());
    OrganisationUnit ou = dataValidator.getAndValidateOrganisationUnit(params.getOu());
    CategoryOptionCombo coc = dataValidator.getAndValidateCategoryOptionCombo(params.getCo());
    MinMaxDataElement value = minMaxValueService.getMinMaxDataElement(ou, de, coc);

    if (value != null) {
      minMaxValueService.deleteMinMaxDataElement(value);
    }
  }
}
